diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_scheduler.h')
-rw-r--r-- | drivers/gpu/drm/i915/i915_scheduler.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_scheduler.h b/drivers/gpu/drm/i915/i915_scheduler.h index 70a42220358d..dbe9cb7ecd82 100644 --- a/drivers/gpu/drm/i915/i915_scheduler.h +++ b/drivers/gpu/drm/i915/i915_scheduler.h @@ -8,9 +8,14 @@ #define _I915_SCHEDULER_H_ #include <linux/bitops.h> +#include <linux/kernel.h> #include <uapi/drm/i915_drm.h> +struct drm_i915_private; +struct i915_request; +struct intel_engine_cs; + enum { I915_PRIORITY_MIN = I915_CONTEXT_MIN_USER_PRIORITY - 1, I915_PRIORITY_NORMAL = I915_CONTEXT_DEFAULT_PRIORITY, @@ -19,6 +24,15 @@ enum { I915_PRIORITY_INVALID = INT_MIN }; +#define I915_USER_PRIORITY_SHIFT 2 +#define I915_USER_PRIORITY(x) ((x) << I915_USER_PRIORITY_SHIFT) + +#define I915_PRIORITY_COUNT BIT(I915_USER_PRIORITY_SHIFT) +#define I915_PRIORITY_MASK (I915_PRIORITY_COUNT - 1) + +#define I915_PRIORITY_WAIT ((u8)BIT(0)) +#define I915_PRIORITY_NEWCLIENT ((u8)BIT(1)) + struct i915_sched_attr { /** * @priority: execution and service priority @@ -69,4 +83,26 @@ struct i915_dependency { #define I915_DEPENDENCY_ALLOC BIT(0) }; +void i915_sched_node_init(struct i915_sched_node *node); + +bool __i915_sched_node_add_dependency(struct i915_sched_node *node, + struct i915_sched_node *signal, + struct i915_dependency *dep, + unsigned long flags); + +int i915_sched_node_add_dependency(struct drm_i915_private *i915, + struct i915_sched_node *node, + struct i915_sched_node *signal); + +void i915_sched_node_fini(struct drm_i915_private *i915, + struct i915_sched_node *node); + +void i915_schedule(struct i915_request *request, + const struct i915_sched_attr *attr); + +void i915_schedule_bump_priority(struct i915_request *rq, unsigned int bump); + +struct list_head * +i915_sched_lookup_priolist(struct intel_engine_cs *engine, int prio); + #endif /* _I915_SCHEDULER_H_ */ |